your healthcare needs are unique. that's why, with over 30 years of medicare experience, we're here to guide you every step of the way. open enrollment ends december 7th. so don't wait. if you're medicare eligible, call now... and talk to unitedhealthcare about our plans, like aarp medicarecomplete. let's get you on the right path. call today. ♪ do you really think brushing is enough to keep it clean? while brushing misses germs in 75% of your mouth, listerine® cleans virtually your entire mouth. so take your oral health to a whole new level. listerine®... power to your mouth™. >>> tonight's "rock center with brian williams "s two american brother whose walked away from million dollar paychecks in the nfl to pursue their faith. part of the report from mary carillo. >> reporter: the brothers rechanneled their perpetual energy and in july observed ramadan with a multistate cross-country teaching tour, reaching 30 mosques in 30 days. including the one that is perhaps america's most controversial, in lower manhattan